<div class='cover_full pre-scrollable'>
<div class='container text-center'>
    <span class="introduce-main-div">
        <img class='introduce-main-ico fadein insert-bottom rotate-right' src='./Info/IMG/ICO/sthudy.webp'>
        <h2><div class='display-1 text-info insert-bottom'>光忆</div><div class='display-2 text-light insert-bottom'>同学录</div></h2>
    </span>
    <br>
    <span>
    <button onclick="Jump('/sign_in')" class='btn btn-primary btn-lg fadein insert-bottom' style="transform:translateY(80%);opacity:0.8;padding: 2% 10% 2% 10%;"><i class="bi bi-journal-text"></i>登录</button>
    <br>
    <button onclick="Jump('/register')" class='btn btn-primary btn-lg fadein insert-bottom' style="transform:translateY(80%);opacity:0.8;padding: 2% 10% 2% 10%;margin-top:10px"><i class="bi bi-journal-plus"></i>注册</button>
    </span>
</div>
</div>